. A text book of veterinary pathology, for students and practitioners. Veterinary pathology. IMMUNITV. 83 is produced in an animal either in iitero or after birth, and may be active, or passive, bacterial or toxic. Acti'Z'c acquired immunity is, no doubt, the result of cellu- lar action and may be produced as follows:â 1. By an animal becoming- infected and reco\'erino; frnm an attack of the disease, e. g. blackleg. 2. By inoculation of a susceptible animal with a small cpiantitv of the \-irulent causative microparasites, thus produc- ing the disease in a mild form. This is practiced in immuni
. A text book of veterinary pathology, for students and practitioners. Veterinary pathology. IMMUNITV. 83 is produced in an animal either in iitero or after birth, and may be active, or passive, bacterial or toxic. Acti'Z'c acquired immunity is, no doubt, the result of cellu- lar action and may be produced as follows:â 1. By an animal becoming- infected and reco\'erino; frnm an attack of the disease, e. g. blackleg. 2. By inoculation of a susceptible animal with a small cpiantitv of the \-irulent causative microparasites, thus produc- ing the disease in a mild form. This is practiced in immunizing cattle against tick Fig. 61.âDeniodex FolIiciiI- Canis Field showing- various slagos of , a. Ova. b. Pupa. c. Adult. d. A piceu of Scab. Fi^. 61a.âI>eni<nlex I-oIli<'ijl<)ruin. variety Cauls. Adult Male, magnified i"0 timis showini,' wide liead. ^^â llh trum. short hss < .^. artleles each J 2 claws and eionijatcd body. 3. Bv inoculating a susceptible animal with an attenuated virus, (vaccine.) Htirscs, mules, cattle, and sheep are immun- ized to anthrax by a vaccine. 4. Bv repeated inoculations of a susceptible animal with small quantities of a tnxin of a specific pathogenic microparasite. tetanus toxin or other active poison as snake venom. This method is used only in the production of antitoxins or in inimun- izincr animals against zootoxins and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Kinsley, Albert Thomas, 1877-. Chicago, A. Eger
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectveterin, bookyear1910
